The harmful effects of soil pollution may come from direct contact with polluted soil or from contact with other resources, such as water or food which has been grown on or come in direct contact with the polluted soil.
Well, If you experience that your arm falls asleep while sleeping, then you are probably sleeping in a wrong position. Here are some more causes of this problem and easy remedies to cure it. Leg or arm falling asleep is a common problem, which most of you might have experienced a number of times. You might suffer from this anytime, but it is most probable while you rest. You experience a tingling sensation and you are just unable to move your arms or legs.
Narcolepsy does not actually belong to the group of excessive sleeping disorders. It is a neurological disorder that causes excessive sleepiness and interferes with normal activities of daily living. People with narcolepsy may have trouble getting to sleep at night and then find fall asleep during the day. Narcoleptics may also develop sudden weakness of the muscles and experience episodes of sleep paralysis. Another neurological disorder, restless leg syndrome, makes it difficult to sleep.